Structure and Topology of DNA – DNA, RNA and the Genetic Code
Über den Vortrag
Der Vortrag „Structure and Topology of DNA – DNA, RNA and the Genetic Code“ von Kevin Ahern, PhD ist Bestandteil des Kurses „Biochemistry: Basics“.
Quiz zum Vortrag
Which of the following is NOT true about deoxyribonucleotides?
- They all are encoded by RNA polymerase.
- They all contain at least one phosphate.
- They all contain deoxyribose.
- They all contain at least one base.
- They are most commonly represented by the letters: A, T, G, C.
Which of the following is true of nucleic acids?
- They have directional polarities arising from the sugars they contain.
- They contain phosphodiester bonds that join the bases.
- They have a positively charged phosphate backbone.
- They contain peptide bonds.
- Two nucleic acids are joined by a glycosidic linkage.
How many base pairs are present per turn of a DNA helix in the B-form of DNA?
- 10.5
- 10
- 11
- 12
- 8
What is the central dogma of molecular biology?
- It states DNA codes for RNA which codes for proteins.
- It has never been modified.
- It is different in bacteria than in humans.
- It states that DNA makes protein and RNA.
- It states proteins code for RNA which code for DNA.
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Dozent des Vortrages Structure and Topology of DNA – DNA, RNA and the Genetic Code
Kevin Ahern, PhD
Dr. Kevin Ahern is a Professor in the Department of Biochemistry and Biophysics at Oregon State University (OSU), USA.
He obtained his PhD in Biochemistry from Oregon State University. Currently, he teaches courses for health sciences students at OSU.
He is co-author of three Open Educational electronic textbooks on Biochemistry and a Guide to Getting Into Medical School.
Due to his achievements, he earned OSU’s highest teaching recognition, the Elizabeth P. Ritchie Distinguished Professor Award in 2017.
Within Lecturio, Dr. Ahern teaches courses on Biochemistry and on "How to Get into Medical School”.
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